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/*
* Copyright 2022 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_
#define MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_
#include <fuchsia/sysmem2/cpp/fidl.h>
#include <fuchsia/ui/composition/cpp/fidl.h>
#include <lib/sys/cpp/component_context.h>
#include <memory>
#include <unordered_map>
#include "modules/desktop_capture/desktop_capture_options.h"
#include "modules/desktop_capture/desktop_capturer.h"
#include "modules/desktop_capture/desktop_frame.h"
namespace webrtc {
class ScreenCapturerFuchsia final : public DesktopCapturer {
public:
ScreenCapturerFuchsia();
~ScreenCapturerFuchsia() override;
// DesktopCapturer interface.
void Start(Callback* callback) override;
void CaptureFrame() override;
bool GetSourceList(SourceList* screens) override;
bool SelectSource(SourceId id) override;
private:
fuchsia::sysmem2::BufferCollectionConstraints GetBufferConstraints();
void SetupBuffers();
uint32_t GetPixelsPerRow(
const fuchsia::sysmem2::ImageFormatConstraints& constraints);
Callback* callback_ = nullptr;
std::unique_ptr<sys::ComponentContext> component_context_;
fuchsia::sysmem2::AllocatorSyncPtr sysmem_allocator_;
fuchsia::ui::composition::AllocatorSyncPtr flatland_allocator_;
fuchsia::ui::composition::ScreenCaptureSyncPtr screen_capture_;
fuchsia::sysmem2::BufferCollectionSyncPtr collection_;
fuchsia::sysmem2::BufferCollectionInfo buffer_collection_info_;
std::unordered_map<uint32_t, uint8_t*> virtual_memory_mapped_addrs_;
bool fatal_error_;
// Dimensions of the screen we are capturing
uint32_t width_;
uint32_t height_;
};
} // namespace webrtc
#endif // MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_
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